Add section about memory safety to `ffi::CString` documentation#31171

Merged

bors merged 2 commits intorust-lang:masterfrom

dirk:dirk/safety-section-in-cstring-docs

Jan 28, 2016

Commits on Jan 24, 2016

Add section about memory safety to `ffi::CString` documentation
dirk
committed

Commits on Jan 27, 2016

Fix formatting in documentation of `ffi::CString`
dirk
committed